Principles of Food Sanitation

attention is required once a proper operation is established. Several food processors use oxidation ditches for wastewater treat ...

when the surface of the disc is rotated above the water and by a thin film of water, which is aerated as it adheres to the disc’ ...

can be removed effectively by various physi- cal/chemical separation methods. One of the least costly tertiary treatments for re ...

eliminate the pathogenic bacteria in water. A potable water supply requires zero or very low bacterial concentration to avoid di ...

food processors that causes the most concern is the quaternary ammonium chlorides (QACs). These sanitizers are stable and effec- ...

234 PRINCIPLES OFFOODSANITATION How do aerobic lagoons function? What is activated sludge? What is the function of sand filters ...

235 Chapter 13 Pest Control........................................................................................... The inten ...

Many carry approximately 50 different microorganisms (such as Salmonella and Shigella), poliomyelitis, and Vibrio cholerae, the ...

mation. Females live 5 to 6 months and can produce one egg case per month for an approximate production of 80 cockroaches. This ...

resistance to this compound. This com- pound is sometimes supplemented with a pyrethrin-based nonresidual insecticide to force t ...

Prevention of entry into food establish- ments can be accomplished by prompt and thorough removal of waste materials from food a ...

generally found in dry storage areas. These pests can be identified through their webbing and holes in food and packaging materi ...

Nonresidual insecticides may be dispensed through fogging as aerosols in food produc- tion areas when food is not exposed. This ...

242 PRINCIPLES OFFOODSANITATION molasses. They may be applied using a sprayer or sprinkling can to walls, ceilings, or floors fr ...

●Stage 2, interior:These units should be placed along the path that insects may follow to the processing areas. Within the proce ...

an insecticide strip. Recently developed products containing microencapsulated pheromones provide a slow chemical release over a ...

method. These methods can be found in the Official Methods of Analysispublished by the Association of Official Analytical Chemis ...

varieties, are almost as cunning as rats. They are known to enter a building through a hole as small as a nickel. They are skill ...

all possible entrances. Poorly fitting doors and improper masonry around external pipes can be flashed or covered with metal or ...

out daily for at least 2 weeks to ensure that the poison is effective. Anticoagulant rodenticides are commer- cially available i ...